155244323406 has 32 divisors (see below), whose sum is σ = 312443175168. Its totient is φ = 51422454720.

The previous prime is 155244323387. The next prime is 155244323419. The reversal of 155244323406 is 604323442551.

155244323406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11564010 + ... + 11577426.

It is an arithmetic number, because the mean of its divisors is an integer number (9763849224).

Almost surely, 2^155244323406 is an apocalyptic number.

155244323406 is an abundant number, since it is smaller than the sum of its proper divisors (157198851762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155244323406 is a wasteful number, since it uses less digits than its factorization.

155244323406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25416.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 155244323406 its reverse (604323442551), we get a palindrome (759567765957).

The spelling of 155244323406 in words is "one hundred fifty-five billion, two hundred forty-four million, three hundred twenty-three thousand, four hundred six".